Conversion from PDF to any of the image formats fails inside Docker container using .NET

[aav3]

Installed package: GroupDocs.Conversion, Version=“20.1.0”

.NET version: netcoreapp3.1

Description: Conversion from PDF to any of the image formats fails with the exception GroupDocs.Conversion.Exceptions.GroupDocsConversionException : Not implemented .

Issue reproduces only inside Docker container, on Windows conversion succeeds. Tested both on Alpine and Debian base images with the same failure. Samples of Dockerfiles are provided below.

Conversion code sample:

https://pix.my/6F7uAO

Exception thrown:

Error Message:

GroupDocs.Conversion.Exceptions.GroupDocsConversionException : Not implemented.

Stack Trace:

at GroupDocs.Conversion.Converter.Convert[TFileType](SaveDocumentStream document, ConvertedDocumentStream documentCompleted, ConvertOptions`1 convertOptions)

at FileCreator.Converters.Images.PdfToJpegConverter.ConvertToJpeg(Stream source, Int32 width, Int32 height)

Debian Dockerfile:

https://pix.my/pTcNmf

Alpine Dockerfile:

https://pix.my/PyOrdp

[atir.tahir]

@aav3,

We are investigating this behavior of the API. Your investigation ticket ID is CONVERSIONNET-3787. As there’s any further update, you’ll be notified.

[aav3]

We’ve notieced that issue conserning Streams

Convert a JPG file passed as FileStream to PDF issue in .NET

Hello, I noticed some very strange behavior when converting a certain jpg file. The problem is always reproducible using the basic pdf conversion sample, but only happens when the file is passed in as a stream. The following code was used to modify the sample: private static Stream GetFileStream() { return File.OpenRead(@"D:\Back Gallery For saturn v launch wallpaper.jpg"); } ... using (Converter converter = new Converter(GetFileStream)) If the same file is passed in normally, the conversio…

and upgraded lib to the 20.3 version as it was mentioned.
Now Conversion works, so close the ticket please.

[atir.tahir]

@aav3,

so close the ticket please.

Alright.